Did You Know...
...that the x-ray was discovered purely by accident? When German physicist Wilhelm Konrad von Roentgen was experimenting with cathode rays in 1895, he put an activated Crookes tube in a book and went out to lunch. When he returned, he discovered that a key that had also been placed in the book showed up as an image on the developed film!
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| Number | Title | Issue Date |
| 7341406 | Pneumatic transport tube system A pneumatic transport system including an up receive/down send customer terminal having a pivot assembly for vertically and pivotally displacing a pneumatic carrier between a vertical position and an angularly disposed presentation position. The customer terminal in... | 03/11/2008 |
| 7320562 | Pneumatic transport tube system A pneumatic transport system including an up receive/down send customer terminal having a pivot assembly for vertically and pivotally displacing a pneumatic carrier between a vertical position and an angularly disposed presentation position. The customer terminal in... | 01/22/2008 |
| 7318690 | Pneumatic transport tube system A pneumatic transport system including an up receive/down send customer terminal having a pivot assembly for vertically and pivotally displacing a pneumatic carrier between a vertical position and an angularly disposed presentation position. The customer terminal in... | 01/15/2008 |
| 7316526 | Pneumatic transport tube system A pneumatic transport system including an up receive/down send customer terminal having a pivot assembly for vertically and pivotally displacing a pneumatic carrier between a vertical position and an angularly disposed presentation position. The customer terminal in... | 01/08/2008 |
| 7314338 | Pneumatic transport tube system A pneumatic transport system including an up receive/down send customer terminal having a pivot assembly for vertically and pivotally displacing a pneumatic carrier between a vertical position and an angularly disposed presentation position. The customer terminal in... | 01/01/2008 |
| 7314337 | Pneumatic transport tube system A pneumatic transport system including an up receive/down send customer terminal having a pivot assembly for vertically and pivotally displacing a pneumatic carrier between a vertical position and an angularly disposed presentation position. The customer terminal in... | 01/01/2008 |
| 7311473 | Pneumatic transport tube system A pneumatic transport system including an up receive/down send customer terminal having a pivot assembly for vertically and pivotally displacing a pneumatic carrier between a vertical position and an angularly disposed presentation position. The customer terminal in... | 12/25/2007 |
| 7311475 | Pneumatic transport tube system A pneumatic transport system including an up receive/down send customer terminal having a pivot assembly for vertically and pivotally displacing a pneumatic carrier between a vertical position and an angularly disposed presentation position. The customer terminal in... | 12/25/2007 |
| 7311502 | Method for using a hydraulic amplifier pump in ultrahigh pressure liquid chromatography A method for supplying solvent to an ultra-high pressure liquid chromatography system using a hydraulic amplifier. The hydraulic amplifier system includes a hydraulic cylinder comprising a primary piston chamber in which a primary piston is disposed and a secondary ... | 12/25/2007 |
| 7311471 | Pneumatic transport tube system A pneumatic transport system including an up receive/down send customer terminal having a pivot assembly for vertically and pivotally displacing a pneumatic carrier between a vertical position and an angularly disposed presentation position. The customer terminal in... | 12/25/2007 |
| 7311472 | Pneumatic transport tube system A pneumatic transport system including an up receive/down send customer terminal having a pivot assembly for vertically and pivotally displacing a pneumatic carrier between a vertical position and an angularly disposed presentation position. The customer terminal in... | 12/25/2007 |
| 7309192 | Pneumatic transport tube system A pneumatic transport system including an up receive/down send customer terminal having a pivot assembly for vertically and pivotally displacing a pneumatic carrier between a vertical position and an angularly disposed presentation position. The customer terminal in... | 12/18/2007 |
| 7264421 | Door and valve assembly for a pneumatic transmission system A door and valve assembly for a pneumatic transmission system including a port configured to permit ambient air to flow into a pneumatic transmission conduit, a body having a seal and configured to open and close the port and an end of the transmission conduit, and ... | 09/04/2007 |
| 7241080 | Pump for transferring particulate material A pump for transferring particulate material from a source to a remote location, including a particulate chamber having open ends, check valves at the open ends, a vacuum source connected to the chamber adjacent one end, a gas source at the opposed end of the chambe... | 07/10/2007 |
| 7220082 | Pneumatic tube system terminal and method A pneumatic transport system including a user terminal at a service provider station having a movable member operably connected with a flexible drive member. The drive member moves within at least one side rail to vertically displace the movable member to permit acc... | 05/22/2007 |
| 7163359 | Device for conveying powder and method for operating the same Transport system with several devices (1) for transporting powder, where each device (1) has a transfer chamber (3) into which a supply line (6) and a discharge line (8) for the powder open, and means to generate a negative pressur... | 01/16/2007 |
| 7144213 | Method for controlling flow of process materials An apparatus and method for controlling the flow of a process material from a higher pressure environment to a lower pressure environment is provided. Each of a first and second chamber is divided into a product region and a control region by a flexible boundary. In... | 12/05/2006 |
| 7140810 | Pneumatic tube system terminal and method A pneumatic transport system including a user terminal at a service provider station having a movable member operably connected with a flexible drive member. The drive member moves within at least one side rail to vertically displace the movable member to permit acc... | 11/28/2006 |
| 6953315 | Apparatus and method for controlling flow of process materials An apparatus and method for controlling the flow of a process material from a higher pressure environment to a lower pressure environment is provided. Each of a first and second chamber is divided into a product region and a control region by a flexible boundary. In... | 10/11/2005 |
| 6575347 | Rivet feed slider A rivet feed slider configured to sequentially receive rivets from a rivet delivery path and feed the rivets to a rivet transport tube using an air supply. The rivet feed slider includes a rivet receiving chamber which is configured to sequentially receiv... | 06/10/2003 |
| 6461085 | Sputter pallet loader A sputter pallet loading and unloading device includes in one embodiment a spindle that rotates the pallet while an arm is engaged with the spring in the pallet to open and close the spring. In another embodiment, the spindle is located adjacent an air tr... | 10/08/2002 |
| 6443669 | Electronic component feeding apparatus An electronic component feeding apparatus for conveying aligned electronic components includes a conveying tube, a cylinder for sucking air from an end of the tube, and a movable stopper plate for stopping the conveyed, aligned electronic components.... | 09/03/2002 |
| 6394733 | Substrate body transfer apparatus A substrate body transfer apparatus which is capable of isolating the atmospheres of an external processing apparatus and an air conveyance apparatus and preventing the mutual contamination thereof, and which is capable of conducting the transfer of subst... | 05/28/2002 |
| 6390736 | Desiccant feeder system and apparatus A desiccant feeder system comprising, a reservoir for desiccant canisters, means for delivering the canisters through a transfer tube to at a loading station, means for presenting the open end of containers one at a time at the loading station, means for ... | 05/21/2002 |
| 5636921 | Powder dispersing apparatus with movable powder storing member A powder dispersing apparatus which can disperse every given amount of sample powder in a gas even when the amount is small, thereby continuously generating dispersed powder or floating powder at a desired concentration. The powder dispersing apparatus in... | 06/10/1997 |
| 5356243 | Pivoting tube section for pneumatic transport tube system A downsend terminal for a pneumatic transport tube system has a pivoting tube section pivoting about an upper horizontal axis to move the pivoting tube section between a first vertical position and a second oblique position. When at the oblique second pos... | 10/18/1994 |
| 5242250 | Underwater bin-filling plant The plant, which is used in the working of fruits such as applies and similar, collects the fruits (9) from water conveyor channels (6), and inserts them below a bell (3), from which the fruit will successively be transferred, by force of gravity, inside ... | 09/07/1993 |
| 4830547 | Rivet manifold feed device A rivet manifold feed device (10) including a manifold body (12) that receives a rivet feed passageway (22). The manifold body (12) includes a plurality of rivet feed members or spools (14, 16, 18, 20), a plurality of air feed ports (84), and a plurality ... | 05/16/1989 |
| 4820086 | Pneumatic tube carrier system and method A pneumatic tube carrier system (10) includes a first carrier receiving and sending terminal (11) and a second carrier receiving and sending terminal (13). A carrier (20) is transported back and forth between the terminals (11,13) through a pneumatic tube... | 04/11/1989 |
| 4687408 | Lock for the transport of bulk material In a lock for the transport of bulk material between chambers being under different pressure a lock chamber (4) is guided tightly and driven by a reciprocal movement in a preferably horizontal guide tube (2), which comprises on different sides of its wall... | 08/18/1987 |
| 4671707 | Disc transfer mechanism for electrical component assembly machine A mechanism for transferring chip components from a supply source onto a conveyor. A manifold of individual disc members receive the component from a supply and rotate to position the component onto a conveyor. A drive crank rotates the disc from the rece... | 06/09/1987 |
| 4661026 | Pneumatic send/receive terminal A pneumatic tube send/receive terminal has a dispatch carrier that is movable between a load position and a send position. A sprocket chain fits on two sprockets and rotates under motor power, and a cam is mounted on the chain. A clapper valve or cover is... | 04/28/1987 |
| 4620656 | Automatic rivet-feeding system for reliable delivery of plural rivet sizes This system selects and delivers a rivet of correct size for workpiece thickness at each rivet location. Positive control of rivet orientation is provided at the crucial junction point of plural supply paths with the delivery path to the riveting machine.... | 11/04/1986 |
| 4583487 | Method and apparatus for cyclically dispensing lubricants and colorings for use in injection molding machines A method and apparatus for dispensing and dispersing dry, powdered lubricants and/or coloring, such that it completely coats granules of plastic to be lubricated and/or colored, by dispensing amounts of the coating material from a container to a region fr... | 04/22/1986 |
| 4564318 | Gate of the pipe-line of a pneumatic conveyer used for transporting containers A gate comprising a body (1) hermetically connected to inlet and outlet branch pipes (2,3) that are arranged coaxially relative to each other and connected to the pipe-line of the pneumatic conveyer. The body (1) accommodates a branch pipe (4) having a cr... | 01/14/1986 |
| 4516888 | Pneumatic dispatch system having a plurality of forwarding tube paths and an arrangement to transfer between two tube paths A pneumatic dispatch system having a plurality of forwarding tube paths and an arrangement for transferring a dispatch case between two paths including a pair of pneumatic post stations interconnected by a single tube line characterized by each of the pne... | 05/14/1985 |
| 4466761 | Pneumatic-tube conveying installation for samples of fine material The invention relates to a pneumatic-tube conveying installation in which a tube section accommodating the sample carrier at the despatch and receiving stations is designed to be tilted into a filling or emptying position about an axis extending transvers... | 08/21/1984 |
| 4459069 | Pneumatic dispatch station with a connecting tube which can be shifted into a transit position, into a receiving position, and into a sending position In an exemplary embodiment, a slide selectively closes the upper end of the connecting tube. The dispatch tube and the receiving opening are offset relative to one another in such manner that, at the moment a pneumatic traveler is transferred out of the r... | 07/10/1984 |
| 4437797 | Pneumatic mail station for the delivery, pneumatically decelerated reception and transit of pneumatic dispatch cases In an exemplary embodiment, a reception tube chamber closed at one end and a transit tube chamber open at both ends can be displaced in common, whereby, in the reception position of the pneumatic mail station, the reception tube chamber closed at one end ... | 03/20/1984 |
| 4395164 | Pneumatic tube installation for posting samples of material A pneumatic-tube installation for posting samples of fine material comprises at least one sample despatch station for filling, sealing and despatching sample carriers, a sample receiving station for receiving, emptying and returning the sample carriers to... | 07/26/1983 |
